Stay-bolt.



D. J. OBRIEN. I

Patented Feb, 16, 1915.

y W y, v

////////////f V A W an in "montures, bolts engaging vsaid aper name to this specification in the presence of @one wofsaid sheets, said partition hav- .Inv testimony whereof I have signed my l an'k'threaded into said second sheet of ltwo'subscribing Witnesses. 'the boiler, saidbolts having roundedv heads in engagement with said partition, and Witnesses: means whereby said bolts can be maipu- THOMAS J. NAGLE, lated. g. v JOHN L. MURRAY.

DENNIS J. OBRIEN.y y 

